As according to the Monroe Doctrine declared by President James Monroe in his annual message to Congress in 1823:
a) The United States would not interfere in the internal affairs or in the wars of European powers
b) The United States recognized and would not interfere with existing colonies and dependencies in the Western Hemisphere
c) Any European power attempting to oppress or control any nation in the Western Hemisphere would be viewed as a hostile act against the United States
d) All of the Above